FIELD: chemistry.
SUBSTANCE: invention relates to a bleaching agent based on granular sodium percarbonate, coated with a stabilising coat. The stabilising coat contains sodium sulphate, sodium carbonate, sodium silicate and additionally a water-soluble optical bleaching agent, in wt %: sodium sulphate - 50-99.5, sodium carbonate - 0.1-49.88, sodium silicate - 0.1-5.0, optical bleaching agent - 0.01-5.0.
EFFECT: invention increases stability and bleaching power of sodium percarbonate.
2 cl, 7 tbl, 4 ex
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